Executive & Medical Staff Leadership

Karen Teitelbaum

Karen Teitelbaum is President and Chief Executive Officer for Sinai Health System. She has been a part of Sinai executive leadership since 2007 with a span of accountability for operations in Mount Sinai Hospital, Sinai Children’s Hospital and Schwab Rehabilitation Hospital. Ms. Teitelbaum earned a Bachelor of Arts degree from the State University of New York and a Master of Management degree from Northwestern University Kellogg School of Management. She is a board of directors member for the Young Women’s Leadership Charter School and serves on the American Hospital Association Maternal and Child Health Council.

David Berkey

David Berkey is Vice President of Physician Services at Sinai Health System. He has been with Sinai since 2009. Mr. Berkey offers 20 years of experience in health care, culminating in physician and medical group management that includes national health care market experience. Mr. Berkey earned a bachelor of business administration degree from the University of Toledo in Ohio and an MBA with a concentration in health care administration from Temple University in Philadelphia, Pennsylvania. Active in the Chicago-area community, he serves on the boards of directors of the Pilsen YMCA, Marshal Square Boys and Girls Club, Vital Bridges and the Chicago Empowerment Zone Board, representing the Pilsen and Little Village business community.

Rachel Dvorken

Rachel Dvorken is Executive Vice President and General Counsel for Sinai Health System and has been part of the Sinai team since 2008. She has practiced health care and corporate law in Chicago for 25 years, working in a wide variety of areas of law, including corporate governance, transactional, employment, health care regulatory and litigation management. Ms. Dvorken earned a Bachelor of Arts degree from Colgate University and a Doctor of Jurisprudence from Harvard Law School. Ms. Dvorken serves as a tutor with the Cabrini Green Tutoring Program and resides in Chicago with her husband and family.

Lori Pacura
Lori Pacura is President of Holy Cross Hospital, a proud member hospital of
 Sinai Health System, having been promoted to that position in 2013. She previously served as the Chief Nursing Officer for Sinai Health System. As CNO, Ms. Pacura emphasized nursing professionalism, overseeing the adoption of clinical ladders, increasing professional nursing certification, implementing a shared decision-making council and adopting the DAISY Program which recognizes compassionate nursing care. Originally a diploma-trained nurse, Ms. Pacura earned bachelor’s and master’s degrees in nursing as well as advanced nurse executive board certification and certification as a legal nurse consultant. Her first years as a nursing professional were in behavioral health. A native of Chicago, Ms. Pacura has a special interest in health care for the homeless and has been a member of the Executive Council of the Chicago Housing for Health Partnership, focused on stable housing for those with chronic illness.

Roberta Rakove
Roberta Rakove is Senior Vice President for Government Affairs for Sinai Health System and has been with Sinai since 1990. She is a past chair of the government affairs committee of the National Association of Public Hospitals, member of the Policy Council for the Premier Hospital Alliance, past member of the Advocacy Council of the Illinois Hospital Association, member of the advocacy council of the Metropolitan Chicago Health care Council, member of the government affairs committee for the Jewish Federation of Metropolitan Chicago, board member of Mujeres Latinas en Accion, member of the American Jewish Committee Bridging America Project on immigration justice, Illinois recipient of the American Hospital Association Grass Roots Champion Award and recipient of the Chicago Avodah Partner in Social Justice Award. Ms. Rakove earned a master’s of public health degree from the University of Illinois School of Public Health and a bachelor’s in political science from Pitzer College in Claremont, California. Born and raised in Chicago, Ms. Rakove has deep roots in the Sinai tradition as her parents grew up in the area and her mother was born at Sinai.

John Vazquez

John Vazquez, MD, is Chief Medical Officer of Sinai Medical Group. He is also system chairman of theAnesthesia Department and has been a cardiac anesthesiologist for over 19 years. Dr. Vazquez has served in clinical leadership and quality management positions in Chicago-area academic medical centers since 1995. Dr. Vazquez earned a doctorate of medicine degree from the University of Illinois-Chicago and trained at Rush Presbyterian-St. Luke’s Medical Center in Chicago, Illinois. He is a media spokesperson for the American Society of Anesthesia and an associate professor with the Rosalind Franklin University of Medicine and Science.

Charles (Chuck) Weis
Charles (Chuck) Weis is Executive Vice President and Chief Financial Officer for Sinai Health System and has been part of Sinai since 1982. Mr. Weis earned a Master of Business Administration degree from the University of Chicago and a Bachelor of Business degree from Western Illinois University. He is a Certified Public Accountant. Mr. Weis is a member of the Illinois Hospital Association Policy Council and also was a former adjunct faculty memebr for the University of Illinois-Chicago School of Public Health, Hospital Administration Program.

Debra Wesley
Debra Wesley is President of Sinai Community Institute and Executive Vice President for Community Outreach of Sinai Health System. She has been with Sinai Health System since 1988 and has served in several leadership roles. With over 30 years of expertise in developing publicly and privately financed community programs and services, Ms. Wesley is a fellow of the Harvard Business School, Denali Institute. She was instrumental in the creation and incubation of key model community initiatives such as the North Lawndale Balanced and Restorative Justice Network. She is a board member for the National Alzheimer’s Association and Legacy Charter School, as well as an Advisory Council member for the James Jordan Foundation. Ms. Wesley earned a bachelor’s of science degree in social work from George Williams College and a master’s of social work from the University of Illinois at Chicago Jane Addams College of Social Work. A long-time Chicago resident, Ms. Wesley has deep roots in the Sinai community: she was born at the hospital and attended church in the area as a child.